From 48ad7291b4abfff0ed24cd82b3bf0b3983f782cf Mon Sep 17 00:00:00 2001
From: Andrea Franz <andrea@gravityblast.com>
Date: Tue, 2 Oct 2018 17:15:17 +0200
Subject: [PATCH] add install for load command

---
 globalplatform/commands.go      | 20 ++++++++++++++++++++
 globalplatform/commands_test.go | 13 +++++++++++++
 2 files changed, 33 insertions(+)

diff --git a/globalplatform/commands.go b/globalplatform/commands.go
index 7236074..d50ea80 100644
--- a/globalplatform/commands.go
+++ b/globalplatform/commands.go
@@ -15,6 +15,9 @@ const (
 	InsExternalAuthenticate = uint8(0x82)
 	InsGetResponse          = uint8(0xC0)
 	InsDelete               = uint8(0xE4)
+	InsInstall              = uint8(0xE6)
+
+	P1InstallForLoad = uint8(0x02)
 
 	Sw1ResponseDataIncomplete = uint8(0x61)
 
@@ -92,6 +95,23 @@ func NewCommandDelete(aid []byte) *apdu.Command {
 	)
 }
 
+func NewCommandInstallForLoad(aid, sdaid []byte) *apdu.Command {
+	data := []byte{byte(len(aid))}
+	data = append(data, aid...)
+	data = append(data, byte(len(sdaid)))
+	data = append(data, sdaid...)
+	// empty hash length and hash
+	data = append(data, []byte{0x00, 0x00, 0x00}...)
+
+	return apdu.NewCommand(
+		ClaGp,
+		InsInstall,
+		P1InstallForLoad,
+		uint8(0x00),
+		data,
+	)
+}
+
 func calculateHostCryptogram(encKey, cardChallenge, hostChallenge []byte) ([]byte, error) {
 	var data []byte
 	data = append(data, cardChallenge...)
diff --git a/globalplatform/commands_test.go b/globalplatform/commands_test.go
index 97803f6..1952278 100644
--- a/globalplatform/commands_test.go
+++ b/globalplatform/commands_test.go
@@ -65,3 +65,16 @@ func TestNewCommandDelete(t *testing.T) {
 	expected := "4F050102030405"
 	assert.Equal(t, expected, hexutils.BytesToHex(cmd.Data))
 }
+
+func TestNewCommandInstallForLoad(t *testing.T) {
+	aid := hexutils.HexToBytes("53746174757357616C6C6574")
+	sdaid := hexutils.HexToBytes("A000000151000000")
+	cmd := NewCommandInstallForLoad(aid, sdaid)
+	assert.Equal(t, uint8(0x80), cmd.Cla)
+	assert.Equal(t, uint8(0xE6), cmd.Ins)
+	assert.Equal(t, uint8(0x02), cmd.P1)
+	assert.Equal(t, uint8(0x00), cmd.P2)
+
+	expected := "0C53746174757357616C6C657408A000000151000000000000"
+	assert.Equal(t, expected, hexutils.BytesToHex(cmd.Data))
+}